Planing saw



FIG. 1 is a left side perspective view taken slightly from above of aplaning saw showing my new design;

FIG. 2 is a right side perspective view taken slightly from below;

FIG. 3 is a top perspective view;

FIG. 4 is a rear perspective view taken slightly from above; and,

FIG. 5 is a front perspective view taken slightly from above; thereof.

The ornamental design for a planing saw, as shown.